38959980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1013}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 109365984

約数和(自身を除く): 70406004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1013, 1282, 1923, 2026, 2564, 3039, 3205, 3846, 4052, 5065, 6078, 6410, 7692, 9615, 10130, 12156, 12820, 15195, 19230, 20260, 30390, 38460, 60780, 649333, 1298666, 1947999, 2597332, 3246665, 3895998, 6493330, 7791996, 9739995, 12986660, 19479990, 38959980]

約数ペア:

[(1, 38959980), (2, 19479990), (3, 12986660), (4, 9739995), (5, 7791996), (6, 6493330), (10, 3895998), (12, 3246665), (15, 2597332), (20, 1947999), (30, 1298666), (60, 649333), (641, 60780), (1013, 38460), (1282, 30390), (1923, 20260), (2026, 19230), (2564, 15195), (3039, 12820), (3205, 12156), (3846, 10130), (4052, 9615), (5065, 7692), (6078, 6410)]